A new Rive project needs Defold to be restarted before working

[totebo]

trafficstars

Rive extension 3.6.0 Defold 1.9.6 macOS 14.6.1 (Sonoma)

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After fetching the Rive extension for the first time, the editor shows an error when trying to set up the first scene.

1. Start a new project.
2. Add the extension.
3. Fetch extension.
4. Add .rivescene file.
5. Select a .riv file

Error:

java.lang.AssertionError: Assert failed: Attempting to connect 72057594037928083 (a editor.placeholder-resource/PlaceholderResourceNode) :content to 72057594037928904 (a editor.rive/RiveSceneNode) :rive-scene, but editor.placeholder-resource/PlaceholderResourceNode does not have an output or property named :content
output-valtype

6. Restart editor.
7. Select a .riv file with no error.

[britzl]

Related: https://github.com/defold/defold/issues/9956